Fix issue with external metrics when several HPAs use the same query #6412
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What does this PR do?
Fix issue in Cluster Agent when using external metrics without DatadogMetrics where multiple HPAs using the same metricName + Labels would prevent all HPAs (except 1st one) to get values from Datadog
Motivation
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Additional Notes
Anything else we should know when reviewing?
Describe your test plan
Install DCA with ExternalMetrics (without DatadogMetrics). Create 2 HPAs with the same metric name and labels. Both of them should work normally